CVE-2023-45280: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

October 19, 2023 (updated October 25, 2023)

Yamcs 5.8.6 allows XSS (issue 2 of 2). It comes with a Bucket as its primary storage mechanism. Buckets allow for the upload of any file. There’s a way to upload an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.

References

github.com/advisories/GHSA-643f-hpcc-2gv8
github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7
nvd.nist.gov/vuln/detail/CVE-2023-45280
www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies

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